Public Key File and Email Encryption Freeware for personal use only
Secure Instant Text/Voice Messaging, Private Chats, Open Forums, File Xfer
Digitally signing and verifying files and text with RSA Public-Key
A security toolkit providing strong encryption and authentication for apps.

Public-key Encryption Freeware

All | Free | Commercial
Programs 1-15 of 143 Pages: 1 2 3 4 5 6 7 8 9 10 [Next]
Public Key File and Email Encryption freeware 4.0.1.12
Public Key File and Email Encryption Freeware for personal use only
10 / 10
iGo Incognito 1.2
Secure Instant Text/Voice Messaging, Private Chats, Open Forums, File Xfer
8 / 10
QuickSigner 1.0
Digitally signing and verifying files and text with RSA Public-Key
7 / 10
cryptlib 3.0
A security toolkit providing strong encryption and authentication for apps.
6 / 10
CommuniCrypt Mail 1.16
Standalone Mail client with optional strongest RSA/AES encryption.See website
6 / 10
OpenSSL 0.9.7c
SSL, TLS, and a cryptography library. Perl or Cygwin needed for Win32 compile.
5 / 10
LockDisk 3.0
Lock, hide, and password-protect all types of files and folders.
5 / 10
Packman 2.02
Encryption for email and attachments, or store private files on public servers.
4 / 10
Cryptainer LE Free Encryption Software 7.0.3
Cryptainer LE Totally free 128 bit file and disk encryption software
4 / 10
MF Encryption Pad 2.0
Use cut & paste to encrypt and decrypt messages w/256-bit AES encryption.
4 / 10
Tunnelier 4.22
Free SSH client for Windows with SFTP, tunneling, terminal, FTP-to-SFTP bridge
4 / 10
FREE CompuSec® PC Security Suite - Linux 4.18.1
Protects PC: Pre-boot authentication, encrypts full HDD, file, floppy &USB drive
4 / 10
FREE CompuSec PC Security Suite 4.23
Protects PC, Pre-boot authentication, encrypts HD & Removable Media, Secure VoIP
Review by Dave: I've used the free version of Compusec on 3 PCs for a long time, it does what it says on the packet and hasn't fouled up on me once. (5/5 - 31-Dec-2005)
Review by seth: Excellent Software... Now my hard disk is secure!! Thanks (5/5 - 27-Aug-2005)
3 / 10
Chilkat Digital Certificates Component 2.0.3
Access the digital certificates that are stored on your computer
3 / 10
CommuniCrypt File Encryption Tools 1.01
File encryption/decryption tools with strongest AES algorithms. See website
3 / 10
Programs 1-15 of 143 Pages: 1 2 3 4 5 6 7 8 9 10 [Next]